5pcs 1/4”, 3/8”, 1/2”, 5/8”, 3/4” Carbide Square End Mill, HRC 45 Deg Single End 4 Flute AlTiN Coating Mill Bits (5pcs End Mill Set)

Hunricho 5pcs 1/4”, 3/8”, 1/2”, 5/8”, 3/4” Carbide Square End Mill Material : HRC45° Carbide alloy steels Flute : 4 flutes Measuring system: Inch Package : 5pcs（ 1/4”, 3/8”, 1/2”, 5/8”, 3/4” ) Coating : AlTiN. High hardness, good high temperature stability, low friction coefficient, etc. Advantage：High quality carbide alloy steels material , high performance for hard materials,Cutter is made of Micro Grain Carbide that is very tough, resists wear and offers high cutting performance.